摘要 |
The invention relates to compounds of structural formula (I): or a pharmaceutically acceptable salt, solvate, clathrate, or prodrug thereof, wherein A, L, Y, W<SUB>1</SUB>, W<SUB>2</SUB>, Z, X, X<SUB>2</SUB>, and n are defined herein. These compounds are useful as immunosuppressive agents and for treating and preventing inflammatory conditions, allergic disorders, and immune disorders. |